/* 火立方软件开发工作室官网样式文件 */

/* ===== CSS变量定义 ===== */
:root {
  /* 主色彩 */
  --primary-orange: #FF7F24;
  --primary-orange-hover: #FF954F;
  
  /* 辅助色 */
  --tech-light-blue: #4A90E2;
  --dark-gray: #666666;
  
  /* 中性色 */
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --black: #1A1A1A;
  --text-gray: #333333;
  
  /* 字体 */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  
  /* 间距 */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* 圆角 */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  
  /* 阴影 */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
  
  /* 动画 */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===== 全局重置 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-gray);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== 容器布局 ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ===== 语言切换按钮 ===== */
.language-switcher {
  position: fixed;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1000;
  background: var(--color-white);
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
  transition: all var(--transition-normal);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  min-width: 70px;
}

.language-switcher:hover {
  background-color: rgba(255, 127, 36, 0.1);
  transform: translateY(-50%) scale(1.1);
}

.globe-icon {
  width: 24px;
  height: 24px;
  color: var(--primary-orange);
  transition: color var(--transition-normal);
}

.language-switcher:hover .globe-icon {
  color: var(--primary-orange-hover);
}

.language-status {
  display: flex;
  align-items: center;
  margin-left: var(--spacing-xs);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.separator {
  margin: 0 var(--spacing-xs);
  color: var(--color-text-secondary);
}

/* ===== 主容器 ===== */
.main-container {
  width: 100%;
  min-height: 100vh;
}

/* ===== 通用样式 ===== */
.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--black);
  text-align: center;
  margin-bottom: var(--spacing-xl);
  line-height: 1.2;
}

/* ===== 语言隐藏显示 ===== */
[data-lang="zh"] .en-only, [data-lang="zh"] .zh-TW-only {
  display: none !important;
}

[data-lang="en"] .zh-only, [data-lang="en"] .zh-TW-only {
  display: none !important;
}

[data-lang="zh-TW"] .zh-only, [data-lang="zh-TW"] .en-only {
  display: none !important;
}

/* ===== 首页Banner ===== */
.hero-banner {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--white) 0%, var(--light-gray) 100%);
  position: relative;
  overflow: hidden;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255, 127, 36, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 80%, rgba(74, 144, 226, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.banner-content {
  text-align: center;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.brand-title {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--black);
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
  background: linear-gradient(135deg, var(--black) 0%, var(--primary-orange) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-slogan {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 600;
  color: var(--text-gray);
  margin-bottom: var(--spacing-md);
  line-height: 1.4;
}

.brand-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--dark-gray);
  line-height: 1.6;
}

/* ===== 公司简介 ===== */
.company-intro {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.intro-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.intro-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-gray);
}

.intro-text p {
  margin-bottom: var(--spacing-md);
}

/* ===== 核心优势 ===== */
.core-advantages {
  padding: var(--spacing-xxl) 0;
  background-color: var(--light-gray);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.advantage-item {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all var(--transition-normal);
}

.advantage-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.advantage-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-orange) 0%, var(--primary-orange-hover) 100%);
  border-radius: 50%;
}

.advantage-icon svg {
  width: 30px;
  height: 30px;
  color: var(--white);
}

.advantage-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: var(--spacing-sm);
}

.advantage-desc {
  font-size: 1rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ===== 核心服务 ===== */
.core-services {
  padding: var(--spacing-xxl) 0;
  background-color: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.service-item {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: all var(--transition-normal);
  border: 1px solid rgba(255, 127, 36, 0.1);
}

.service-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-orange);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.service-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--black);
  margin-bottom: var(--spacing-sm);
}

.service-desc {
  font-size: 1rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ===== 联系方式 ===== */
.contact-section {
  padding: var(--spacing-xxl) 0;
  background-color: var(--light-gray);
}

.contact-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto;
}

.contact-info {
  text-align: center;
}

.contact-text {
  font-size: 1.2rem;
  color: var(--text-gray);
  margin-bottom: var(--spacing-md);
}

/* ===== 邮箱防爬虫样式 ===== */
.email {
  color: var(--primary-orange);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-normal);
  cursor: pointer;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0;
}

.email:hover {
  color: var(--primary-orange-hover);
  text-decoration: underline;
}

.email:focus {
  outline: 2px solid var(--primary-orange);
  outline-offset: 2px;
  border-radius: var(--border-radius-sm);
}

.email-user,
.email-at,
.email-domain {
  display: inline;
  order: 0;
}

.email-user {
  order: 1;
}

.email-at {
  order: 2;
  margin: 0 1px;
}

.email-domain {
  order: 3;
}

.email::selection {
  background: var(--primary-orange);
  color: var(--white);
}

.email-user::selection,
.email-at::selection,
.email-domain::selection {
  background: var(--primary-orange);
  color: var(--white);
}

.qr-code {
  text-align: center;
}

.qr-code img {
  width: 200px;
  height: auto;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-md);
  transition: transform var(--transition-normal);
}

.qr-code img:hover {
  transform: scale(1.05);
}

.qr-desc {
  font-size: 1rem;
  color: var(--text-gray);
  line-height: 1.6;
  max-width: 250px;
}

/* ===== 动画基础类 ===== */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow) ease;
}

[data-aos="fade-up"] {
  opacity: 0;
  transform: translateY(30px);
}

.aos-animate {
  opacity: 1;
  transform: translateY(0);
}

/* ===== 响应式布局 ===== */

/* 桌面端 (≥1200px) */
@media (min-width: 1200px) {
  .container {
    max-width: 1200px;
    padding: 0 var(--spacing-md);
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }
  
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
  }
  
  .contact-info {
    text-align: center;
  }
}

/* 平板端 (768px-1199px) */
@media (min-width: 768px) and (max-width: 1199px) {
  .container {
    max-width: 960px;
    padding: 0 var(--spacing-sm);
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .brand-title {
    font-size: 3rem;
  }
  
  .brand-slogan {
    font-size: 1.5rem;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  

  
  .qr-code img {
    width: 180px;
    height: auto;
  }
  
  .language-switcher {
    right: var(--spacing-md);
  }
}

/* 移动端 (<768px) */
@media (max-width: 767px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .language-switcher {
    padding: var(--spacing-xs);
    min-width: 60px;
  }
  
  .language-status {
    font-size: var(--font-size-xs);
  }
  
  .section-title {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
  }
  
  .brand-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
  }
  
  .brand-slogan {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
  }
  
  .brand-subtitle {
    font-size: 1rem;
  }
  
  .hero-banner {
    min-height: 80vh;
    padding: var(--spacing-lg) 0;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .service-item,
  .advantage-item {
    padding: var(--spacing-md);
  }
  
  .service-icon {
    width: 60px;
    height: 60px;
  }
  
  .advantage-icon {
    width: 50px;
    height: 50px;
  }
  
  .advantage-icon svg {
    width: 24px;
    height: 24px;
  }
  
  .contact-text {
    font-size: 1.1rem;
  }
  
  .qr-code img {
    width: 150px;
    height: auto;
  }
  
  .qr-desc {
    font-size: 0.9rem;
    max-width: 200px;
  }
  
  .language-switcher {
    right: var(--spacing-sm);
    padding: var(--spacing-xs);
  }
  
  .globe-icon {
    width: 20px;
    height: 20px;
  }
  
  .company-intro,
  .core-advantages,
  .core-services,
  .contact-section {
    padding: var(--spacing-xl) 0;
  }
}

/* 超小屏幕 (<480px) */
@media (max-width: 479px) {
  .container {
    padding: 0 var(--spacing-xs);
  }
  
  .section-title {
    font-size: 1.5rem;
  }
  
  .brand-title {
    font-size: 1.8rem;
  }
  
  .brand-slogan {
    font-size: 1.2rem;
  }
  
  .intro-text {
    font-size: 1rem;
  }
  
  .service-title,
  .advantage-title {
    font-size: 1.2rem;
  }
  
  .service-desc,
  .advantage-desc {
    font-size: 0.95rem;
  }
  
  .contact-text {
    font-size: 1rem;
  }
  
  .qr-code img {
    width: 120px;
    height: auto;
  }
  
  .qr-desc {
    font-size: 0.85rem;
  }
}

/* ===== 工具类 ===== */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

/* ===== 无动画支持样式 ===== */
.no-animation [data-aos] {
  opacity: 1;
  transform: none;
}

/* ===== 减少动画偏好支持 ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  [data-aos] {
    opacity: 1 !important;
    transform: none !important;
  }
}